London Underground getting a new entrance at Euston station

As Euston mainline station is to be closed over Easter due to works on the railway north of London, they’re also going to make some changes to the station itself as well.
The platform ramps will be widened, retail units will be removed, and staircases will be updated to ensure customers can get between trains and the concourse quickly and safely.
A new outside entrance for the London Underground is also being built. The external entrance to the tube is needed in part to improve access, but